CN108549355A - A kind of cube star generalization ground fast testing system - Google Patents
A kind of cube star generalization ground fast testing system Download PDFInfo
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- CN108549355A CN108549355A CN201810219094.XA CN201810219094A CN108549355A CN 108549355 A CN108549355 A CN 108549355A CN 201810219094 A CN201810219094 A CN 201810219094A CN 108549355 A CN108549355 A CN 108549355A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Photovoltaic Devices (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of cube star generalization ground fast testing system, including satellite powers on administrative unit, battery charging management unit on star, RS232 interface unit, solar panel input interface unit, voltage status indicating unit on star, electrical signal designation unit, DB37 standard interfaces and pin configuration unit on star.Compared with prior art, the beneficial effects of the invention are as follows：For the ground test demand of general cube micro-nano satellite, by battery charging management, on-board equipment data on the upper electric control of satellite separation, star acquire, electric state instruction and test solar panel input interface etc. become one on star, it is connected simultaneously with satellite by testing umbilical cord cable using standard interface, meets cube star the needs of quickly testing.
Description
Technical field
The present invention relates to satellite test field, especially a kind of cube star generalization ground fast testing system.
Background technology
Cube micro-nano satellite is (referred to as " cube star ") a kind of microsatellite with general international standard.1U cubes of star
Volume is 10 × 10 × 10cm, on this basis widenable to 2U, 3U even tens of U.Standardization, modularization, low cost, quickly
Integrated and deployment is the important feature of cube star.Ground checkout equipment is the important holding equipment for meeting cube star fast integration,
It can be used for startup and closing, the status monitoring of on-board equipment and output and the almost all of ground experiment of satellite electrical system
It is tested with launching site.Therefore, ground checkout equipment is one of indispensable important equipment in satellite development process.
Referring to Fig.1, the Chinese patent of Publication No. CN102279581A proposes that a kind of skin satellite of Multifunctional small-sized is comprehensive
Close test equipment, including monitoring modular, execution module, control module, PC consoles etc..The invention can be realized to skin satellite
Ability is monitored and controlled in real time, but there is also deficiencies, include mainly：Lack the ground Charge Management unit of battery on star, simultaneously
Also the simulation for detaching signal to satellite is cannot achieve, missing of the equipment to test session is caused.Meanwhile the country is also found no specially
Door is directed to the ground rapid test device of the universal standard cube star.
Invention content
The purpose of the present invention is the main deficiency of current micro-nano satellite ground checkout equipment, the present invention proposes a kind of towards vertical
The ground fast testing system of cube micro-nano satellite.Mainly solve the problems, such as include：(1) point of satellite is carried out by test equipment
From powering on and workflow analog functuion；(2) energy-storage lithium battery can carry out quick charge, charging by ground checkout equipment on star
Voltage and current is adjustable；(3) detection of satellite borne equipment health status and electrical detection, state instruction.Test equipment has mark simultaneously
The satellite interface of standardization and PC end interfaces, versatility are good.
In order to achieve the above objectives, the present invention is implemented according to following technical scheme：
A kind of cube star generalization ground fast testing system, including satellite powers on administrative unit, battery charging valve on star
Manage unit, RS232 interface unit, solar panel input interface unit, voltage status indicating unit on star, electrical signal designation on star
Unit, DB37 standard interfaces and pin configuration unit：
The satellite powers on administrative unit powering on, resetting, protecting comprising satellite and battery access switch, for satellite electricity
The powering on of gas system, lower electricity, upper electric protection and battery access system function；
The input terminal of battery charging management unit connects external power supply on the star, and battery charging management unit is defeated on star
Outlet connects pin configuration unit, for charging to lithium battery on cube star；
The RS232 interface unit is connect with pin configuration unit and the communication of ground PC machine, for realizing spaceborne computer
It with the communication of ground PC machine, is monitored for the state to cube on-board equipment, and for ground test pattern is arranged；
The solar panel input interface unit is connect with solar panel or external test voltage, for providing external solar electricity
The input interface of pond plate or external test voltage；
Voltage status indicating unit is connect with pin configuration unit on the star, for showing various voltages on cube star
State；
The input terminal of electrical signal designation unit is connect with pin configuration unit on the star, output end connects digital oscillography
Device, for providing the test interface of I2C digital communication bus and digital I/O signal on cube star；
The DB37 standard interfaces connect with pin configuration unit and connect satellite by testing umbilical cord, for connecting satellite
Test port and ground checkout equipment.
Further technical solution is that battery charging management unit uses BQ24600 chips on the star, for realizing perseverance
Stream-constant pressure strategy charges to the lithium battery on cube star.
Further technical solution is that the RS232 interface unit uses MAX3232 chips, for realizing spaceborne calculating
The communication of machine and ground PC machine.
Further technical solution is that the solar panel input interface unit includes the independent input channel in six tunnels, respectively
Six surfaces of corresponding cube satellite.
Further technical solution is that voltage status indicating unit shows various electricity on star using LED light on the star
The state of pressure, including busbar voltage, 5.0V, 3.3V low pressure and 12V, 15V high pressure.
Further technical solution is that the DB37 standard interfaces use standard DB37 pin electrical connectors.
Compared with prior art, the beneficial effects of the invention are as follows：It is needed for the ground test of general cube micro-nano satellite
It asks, by battery charging management, on-board equipment data on the upper electric control of satellite separation, star acquire, electric state is indicated and surveyed on star
Solar panel input interface on probation etc. becomes one, while being connected with satellite by testing umbilical cord cable using standard interface, full
The demand that sufficient cube of star is quickly tested.The country has also been filled up simultaneously in the substandard ground rapid test device of general cube of star
Blank.
Description of the drawings
Fig. 1 is the skin satellite comprehensive testing equipment schematic diagram of background technology patent disclosure.
Fig. 2 is circuit structure block diagram of the present invention.
Fig. 3 is that the satellite of the present invention powers on administrative unit wiring diagram.
Fig. 4 is battery charging management cellular construction schematic diagram on the star of the present invention.
Fig. 5 is the functional configuration figure of the RS232 interface unit of the present invention.
Specific implementation mode
With reference to specific embodiment, the invention will be further described, in the illustrative examples and explanation of the invention
For explaining the present invention, but it is not as a limitation of the invention.
As shown in Fig. 2, a kind of cube star generalization ground fast testing system of the present embodiment, including satellite power on management
Unit, battery charging management unit on star, RS232 interface unit, solar panel input interface unit, voltage status instruction is single on star
Electrical signal designation unit, DB37 standard interfaces and pin configuration unit in member, star.
Satellite powers on administrative unit powering on, resetting, protecting comprising satellite and battery access switch, as shown in Fig. 2, respectively
Corresponding button 1, button 2, button 3, button 4, as shown in figure 3, power on, reset switch provide respectively satellite electrical system power on and
The trigger signal of lower electricity, protection switch are used for avoiding accidentally powering on for satellite, battery access switch to be used for lithium battery accessing power supply
System；
Battery charging management unit on star is realized permanent as shown in figure 4, being powered using external 28V by BQ24600 chips
Stream-constant pressure strategy charges to lithium battery on star, charging current can realize 1A~3A adjust, charging voltage can realize 8.4V~
16.8V is adjusted；
RS232 interface unit realizes the communication of spaceborne computer and ground PC machine using MAX3232, is used for electrical on star
The health status and test data of subsystem be monitored and under pass, these subsystems include power-supply system, posture determine and control
System, satellited system, communication system and payload system processed, and the instruction of Different Ground test pattern is realized by PC machine
Configuration and upload, it is specific as shown in Figure 5；
Solar panel input interface unit provides the input interface of external solar panel or external test voltage, including six
The independent input channel in road corresponds to six surfaces of cube satellite respectively；
Voltage status indicating unit shows the state of various voltages on star using LED light on star, including busbar voltage,
5.0V, 3.3V low pressure and 12V, 15V high pressure etc.；
Electrical signal designation unit indicates 12C digital communication bus on satellite, pass by accessing digital oscilloscope on star
Key IO sequential and logical signal facilitate debugging and test；
Pin configuration unit realizes the pin configuration of function corresponding to DB37 needle difference stitch by jumper terminal, each
Pin function can be separately configured, and realize versatility；
DB37 standard interfaces are set using standard DB37 pin electrical connectors for connecting satellite test port and ground test
It is standby.
Technical scheme of the present invention is not limited to the limitation of above-mentioned specific embodiment, every to do according to the technique and scheme of the present invention
The technology deformation gone out, each falls within protection scope of the present invention.
Claims (6)
1. a kind of cube star generalization ground fast testing system, which is characterized in that power on administrative unit including satellite, star powers on
It is pond Charge Management unit, RS232 interface unit, solar panel input interface unit, voltage status indicating unit on star, electrical on star
Signal designation unit, DB37 standard interfaces and pin configuration unit：
The satellite powers on administrative unit powering on, resetting, protecting comprising satellite and battery access switch, is electrically for satellite
The powering on of system, lower electricity, upper electric protection and battery access system function；
The input terminal of battery charging management unit connects external power supply on the star, the output end of battery charging management unit on star
Pin configuration unit is connected, for charging to lithium battery on cube star；
The RS232 interface unit is connect with pin configuration unit and the communication of ground PC machine, for realizing spaceborne computer and ground
The communication of face PC machine is monitored for the state to cube on-board equipment, and for ground test pattern is arranged；
The solar panel input interface unit is connect with solar panel or external test voltage, for providing external solar solar panel
Or the input interface of external test voltage；
Voltage status indicating unit is connect with pin configuration unit on the star, for showing the shape of various voltages on cube star
State；
The input terminal of electrical signal designation unit is connect with pin configuration unit on the star, output end connects digital oscilloscope,
For providing the test interface of I2C digital communication bus and digital I/O signal on cube star；
The DB37 standard interfaces connect with pin configuration unit and connect satellite by testing umbilical cord, for connecting satellite test
Port and ground checkout equipment.
2. according to claim 1 cube of star generalization ground fast testing system, it is characterised in that：Battery on the star
Charge Management unit uses BQ24600 chips.
3. according to claim 1 cube of star generalization ground fast testing system, it is characterised in that：The RS232 connects
Mouth unit uses MAX3232 chips.
4. according to claim 1 cube of star generalization ground fast testing system, it is characterised in that：The solar panel is defeated
Incoming interface unit includes the independent input channel in six tunnels, corresponds to six surfaces of cube satellite respectively.
5. according to claim 1 cube of star generalization ground fast testing system, it is characterised in that：Voltage on the star
State indication unit shows the state of various voltages on star using LED light, including busbar voltage, 5.0V, 3.3V low pressure and
12V, 15V high pressure.
6. according to claim 1 cube of star generalization ground fast testing system, it is characterised in that：The DB37 standards
Interface uses standard DB37 pin electrical connectors.
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| CN201810219094.XA CN108549355B (en) | 2018-03-16 | 2018-03-16 | A kind of cube star generalization ground fast testing system |
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| CN201810219094.XA CN108549355B (en) | 2018-03-16 | 2018-03-16 | A kind of cube star generalization ground fast testing system |
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| CN108549355B CN108549355B (en) | 2019-11-19 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109302228A (en) * | 2018-12-12 | 2019-02-01 | 中国人民解放军国防科技大学 | CubeSat satellite ground station facing QB50 project |
| CN110146319A (en) * | 2019-05-30 | 2019-08-20 | 西北工业大学 | A kind of monitoring structural health conditions experimental provision carried towards cube star and method |
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| CN110146319A (en) * | 2019-05-30 | 2019-08-20 | 西北工业大学 | A kind of monitoring structural health conditions experimental provision carried towards cube star and method |
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| CN108549355B (en) | 2019-11-19 |
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